Simplify the code of the function board_check_usb_power
based in CONFIG_ADC and adc_measurement; the function is removed by the
linker when the CONFIG_ADC is not activated.

Signed-off-by: Patrick Delaunay <[email protected]>
---

 board/st/stm32mp1/stm32mp1.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/board/st/stm32mp1/stm32mp1.c b/board/st/stm32mp1/stm32mp1.c
index 759181fb5d..261ec15e1b 100644
--- a/board/st/stm32mp1/stm32mp1.c
+++ b/board/st/stm32mp1/stm32mp1.c
@@ -347,6 +347,9 @@ static int board_check_usb_power(void)
        u32 nb_blink;
        u8 i;
 
+       if (!IS_ENABLED(CONFIG_ADC))
+               return -ENODEV;
+
        node = ofnode_path("/config");
        if (!ofnode_valid(node)) {
                log_debug("no /config node?\n");
@@ -370,11 +373,7 @@ static int board_check_usb_power(void)
 
        /* perform maximum of 2 ADC measurements to detect power supply current 
*/
        for (i = 0; i < 2; i++) {
-               if (IS_ENABLED(CONFIG_ADC))
-                       ret = adc_measurement(node, adc_count, &min_uV, 
&max_uV);
-               else
-                       ret = -ENODEV;
-
+               ret = adc_measurement(node, adc_count, &min_uV, &max_uV);
                if (ret)
                        return ret;
 
-- 
2.17.1

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